81542400

素因数分解:

$2^8\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{137}}^1$

素因数の和:197

約数の個数: 216

約数和(自身を含む): 279815424

約数和(自身を除く): 198273024

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 32, 40, 48, 50, 60, 62, 64, 75, 80, 93, 96, 100, 120, 124, 128, 137, 150, 155, 160, 186, 192, 200, 240, 248, 256, 274, 300, 310, 320, 372, 384, 400, 411, 465, 480, 496, 548, 600, 620, 640, 685, 744, 768, 775, 800, 822, 930, 960, 992, 1096, 1200, 1240, 1280, 1370, 1488, 1550, 1600, 1644, 1860, 1920, 1984, 2055, 2192, 2325, 2400, 2480, 2740, 2976, 3100, 3200, 3288, 3425, 3720, 3840, 3968, 4110, 4247, 4384, 4650, 4800, 4960, 5480, 5952, 6200, 6400, 6576, 6850, 7440, 7936, 8220, 8494, 8768, 9300, 9600, 9920, 10275, 10960, 11904, 12400, 12741, 13152, 13700, 14880, 16440, 16988, 17536, 18600, 19200, 19840, 20550, 21235, 21920, 23808, 24800, 25482, 26304, 27400, 29760, 32880, 33976, 35072, 37200, 39680, 41100, 42470, 43840, 49600, 50964, 52608, 54800, 59520, 63705, 65760, 67952, 74400, 82200, 84940, 87680, 99200, 101928, 105216, 106175, 109600, 119040, 127410, 131520, 135904, 148800, 164400, 169880, 175360, 198400, 203856, 212350, 219200, 254820, 263040, 271808, 297600, 318525, 328800, 339760, 407712, 424700, 438400, 509640, 526080, 543616, 595200, 637050, 657600, 679520, 815424, 849400, 876800, 1019280, 1087232, 1274100, 1315200, 1359040, 1630848, 1698800, 2038560, 2548200, 2630400, 2718080, 3261696, 3397600, 4077120, 5096400, 5436160, 6795200, 8154240, 10192800, 13590400, 16308480, 20385600, 27180800, 40771200, 81542400]

約数ペア:

[(1, 81542400), (2, 40771200), (3, 27180800), (4, 20385600), (5, 16308480), (6, 13590400), (8, 10192800), (10, 8154240), (12, 6795200), (15, 5436160), (16, 5096400), (20, 4077120), (24, 3397600), (25, 3261696), (30, 2718080), (31, 2630400), (32, 2548200), (40, 2038560), (48, 1698800), (50, 1630848), (60, 1359040), (62, 1315200), (64, 1274100), (75, 1087232), (80, 1019280), (93, 876800), (96, 849400), (100, 815424), (120, 679520), (124, 657600), (128, 637050), (137, 595200), (150, 543616), (155, 526080), (160, 509640), (186, 438400), (192, 424700), (200, 407712), (240, 339760), (248, 328800), (256, 318525), (274, 297600), (300, 271808), (310, 263040), (320, 254820), (372, 219200), (384, 212350), (400, 203856), (411, 198400), (465, 175360), (480, 169880), (496, 164400), (548, 148800), (600, 135904), (620, 131520), (640, 127410), (685, 119040), (744, 109600), (768, 106175), (775, 105216), (800, 101928), (822, 99200), (930, 87680), (960, 84940), (992, 82200), (1096, 74400), (1200, 67952), (1240, 65760), (1280, 63705), (1370, 59520), (1488, 54800), (1550, 52608), (1600, 50964), (1644, 49600), (1860, 43840), (1920, 42470), (1984, 41100), (2055, 39680), (2192, 37200), (2325, 35072), (2400, 33976), (2480, 32880), (2740, 29760), (2976, 27400), (3100, 26304), (3200, 25482), (3288, 24800), (3425, 23808), (3720, 21920), (3840, 21235), (3968, 20550), (4110, 19840), (4247, 19200), (4384, 18600), (4650, 17536), (4800, 16988), (4960, 16440), (5480, 14880), (5952, 13700), (6200, 13152), (6400, 12741), (6576, 12400), (6850, 11904), (7440, 10960), (7936, 10275), (8220, 9920), (8494, 9600), (8768, 9300)]